./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/recursive/Fibonacci05.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 32f26835 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursive/Fibonacci05.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0bc64117ef8398002009c167867d7baf0a85044 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/recursive/Fibonacci05.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f0bc64117ef8398002009c167867d7baf0a85044 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 21:17:47,398 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:17:47,403 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:17:47,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:17:47,427 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:17:47,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:17:47,438 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:17:47,450 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:17:47,454 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:17:47,458 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:17:47,460 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:17:47,463 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:17:47,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:17:47,469 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:17:47,471 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:17:47,473 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:17:47,476 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:17:47,477 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:17:47,479 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:17:47,488 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:17:47,489 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:17:47,490 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:17:47,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:17:47,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:17:47,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:17:47,505 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:17:47,505 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:17:47,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:17:47,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:17:47,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:17:47,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:17:47,513 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:17:47,515 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:17:47,516 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:17:47,521 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:17:47,521 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:17:47,523 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:17:47,523 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:17:47,523 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:17:47,526 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:17:47,528 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:17:47,531 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-24 21:17:47,561 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:17:47,561 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:17:47,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:17:47,565 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:17:47,565 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:17:47,565 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:17:47,565 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:17:47,566 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 21:17:47,566 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:17:47,566 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:17:47,569 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:17:47,569 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:17:47,569 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:17:47,570 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:17:47,570 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:17:47,570 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:17:47,570 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:17:47,570 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:17:47,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:17:47,573 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:17:47,573 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:17:47,573 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:17:47,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:17:47,574 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:17:47,574 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:17:47,574 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:17:47,574 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 21:17:47,574 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 21:17:47,575 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:17:47,575 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0bc64117ef8398002009c167867d7baf0a85044 [2019-11-24 21:17:48,030 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:17:48,046 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:17:48,055 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:17:48,057 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:17:48,057 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:17:48,058 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci05.c [2019-11-24 21:17:48,166 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fc9d928d/14aa4732148b41f7b7c3de0c4f77d771/FLAGc2206c912 [2019-11-24 21:17:48,866 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:17:48,871 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci05.c [2019-11-24 21:17:48,882 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fc9d928d/14aa4732148b41f7b7c3de0c4f77d771/FLAGc2206c912 [2019-11-24 21:17:49,206 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1fc9d928d/14aa4732148b41f7b7c3de0c4f77d771 [2019-11-24 21:17:49,215 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:17:49,218 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:17:49,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:49,225 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:17:49,230 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:17:49,231 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:49" (1/1) ... [2019-11-24 21:17:49,237 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c02fc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:49, skipping insertion in model container [2019-11-24 21:17:49,237 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:49" (1/1) ... [2019-11-24 21:17:49,252 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:17:49,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:17:49,544 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:49,549 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:17:49,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:49,578 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:17:49,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:49 WrapperNode [2019-11-24 21:17:49,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:49,585 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:49,586 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:17:49,586 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:17:49,593 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:49" (1/1) ... [2019-11-24 21:17:49,599 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:49" (1/1) ... [2019-11-24 21:17:49,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:49,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:17:49,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:17:49,701 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:17:49,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:49" (1/1) ... [2019-11-24 21:17:49,709 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:49" (1/1) ... [2019-11-24 21:17:49,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:49" (1/1) ... [2019-11-24 21:17:49,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:49" (1/1) ... [2019-11-24 21:17:49,713 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:49" (1/1) ... [2019-11-24 21:17:49,715 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:49" (1/1) ... [2019-11-24 21:17:49,716 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:49" (1/1) ... [2019-11-24 21:17:49,720 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:17:49,726 INFO L168 Benchmark]: Toolchain (without parser) took 504.58 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 966.0 MB in the beginning and 989.7 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:17:49,728 INFO L168 Benchmark]: CDTParser took 4.13 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:17:49,742 INFO L168 Benchmark]: CACSL2BoogieTranslator took 358.21 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:49,745 INFO L168 Benchmark]: Boogie Procedure Inliner took 115.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 995.4 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:49,747 INFO L168 Benchmark]: Boogie Preprocessor took 19.40 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:49,753 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 4.13 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 358.21 ms. Allocated memory is still 1.0 GB. Free memory was 966.0 MB in the beginning and 954.5 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 115.49 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 954.5 MB in the beginning and 995.4 MB in the end (delta: -40.9 MB). Peak memory consumption was 9.3 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 19.40 ms. Allocated memory is still 1.0 GB. Free memory was 995.4 MB in the beginning and 989.7 MB in the end (delta: 5.7 MB). Peak memory consumption was 5.7 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-32f2683 [2019-11-24 21:17:52,432 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 21:17:52,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 21:17:52,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 21:17:52,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 21:17:52,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 21:17:52,468 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 21:17:52,479 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 21:17:52,484 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 21:17:52,488 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 21:17:52,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 21:17:52,492 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 21:17:52,495 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 21:17:52,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 21:17:52,500 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 21:17:52,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 21:17:52,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 21:17:52,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 21:17:52,508 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 21:17:52,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 21:17:52,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 21:17:52,527 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 21:17:52,528 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 21:17:52,529 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 21:17:52,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 21:17:52,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 21:17:52,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 21:17:52,541 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 21:17:52,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 21:17:52,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 21:17:52,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 21:17:52,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 21:17:52,547 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 21:17:52,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 21:17:52,551 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 21:17:52,553 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 21:17:52,554 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 21:17:52,554 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 21:17:52,554 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 21:17:52,555 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 21:17:52,559 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 21:17:52,560 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-24 21:17:52,599 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 21:17:52,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 21:17:52,601 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 21:17:52,606 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 21:17:52,606 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 21:17:52,606 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 21:17:52,607 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 21:17:52,607 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 21:17:52,607 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 21:17:52,607 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 21:17:52,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 21:17:52,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 21:17:52,611 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 21:17:52,612 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 21:17:52,612 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 21:17:52,613 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 21:17:52,613 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 21:17:52,613 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 21:17:52,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 21:17:52,615 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 21:17:52,617 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 21:17:52,618 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 21:17:52,620 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 21:17:52,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 21:17:52,624 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 21:17:52,625 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 21:17:52,625 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 21:17:52,625 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 21:17:52,626 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 21:17:52,629 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 21:17:52,631 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 21:17:52,631 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f0bc64117ef8398002009c167867d7baf0a85044 [2019-11-24 21:17:53,077 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 21:17:53,094 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 21:17:53,102 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 21:17:53,104 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 21:17:53,105 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 21:17:53,107 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/recursive/Fibonacci05.c [2019-11-24 21:17:53,210 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d22435653/889eb37db6d1499c9fe94b95b7196de0/FLAGb05dfbf05 [2019-11-24 21:17:53,914 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 21:17:53,914 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/recursive/Fibonacci05.c [2019-11-24 21:17:53,928 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d22435653/889eb37db6d1499c9fe94b95b7196de0/FLAGb05dfbf05 [2019-11-24 21:17:54,258 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d22435653/889eb37db6d1499c9fe94b95b7196de0 [2019-11-24 21:17:54,265 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 21:17:54,266 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-24 21:17:54,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:54,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 21:17:54,276 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 21:17:54,277 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:54" (1/1) ... [2019-11-24 21:17:54,283 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@94f6526 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:54, skipping insertion in model container [2019-11-24 21:17:54,287 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 09:17:54" (1/1) ... [2019-11-24 21:17:54,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 21:17:54,328 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 21:17:54,620 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:54,628 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 21:17:54,642 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 21:17:54,655 INFO L208 MainTranslator]: Completed translation [2019-11-24 21:17:54,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:54 WrapperNode [2019-11-24 21:17:54,656 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 21:17:54,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:54,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 21:17:54,668 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 21:17:54,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:54" (1/1) ... [2019-11-24 21:17:54,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:54" (1/1) ... [2019-11-24 21:17:54,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 21:17:54,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 21:17:54,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 21:17:54,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 21:17:54,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:54" (1/1) ... [2019-11-24 21:17:54,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:54" (1/1) ... [2019-11-24 21:17:54,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:54" (1/1) ... [2019-11-24 21:17:54,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:54" (1/1) ... [2019-11-24 21:17:54,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:54" (1/1) ... [2019-11-24 21:17:54,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:54" (1/1) ... [2019-11-24 21:17:54,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 09:17:54" (1/1) ... [2019-11-24 21:17:54,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 21:17:54,796 INFO L168 Benchmark]: Toolchain (without parser) took 517.22 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 960.3 MB in the beginning and 997.1 MB in the end (delta: -36.8 MB). There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:17:54,797 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:17:54,799 INFO L168 Benchmark]: CACSL2BoogieTranslator took 386.26 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:54,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 100.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.1 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. [2019-11-24 21:17:54,806 INFO L168 Benchmark]: Boogie Preprocessor took 19.38 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 21:17:54,815 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 386.26 ms. Allocated memory is still 1.0 GB. Free memory was 960.3 MB in the beginning and 948.8 MB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 100.32 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 948.8 MB in the beginning and 997.1 MB in the end (delta: -48.3 MB). Peak memory consumption was 9.1 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 19.38 ms. Allocated memory is still 1.0 GB. Free memory is still 997.1 MB. There was no memory consumed. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...